--- a/gst_plugins_symbian/gst/amrmux/gstamrmux.c Tue Aug 31 15:30:33 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,321 +0,0 @@
-/*
- * Copyright © 2010 Nokia Corporation.
- * This material, including documentation and any related
- * computer progrs, is protected by copyright controlled by
- * Nokia Corporation. All rights are reserved. Copying,
- * including reproducing, storing, adapting or translating, any
- * or all of this material requires the prior written consent of
- * Nokia Corporation. This material also contains confidential
- * information which may not be disclosed to others without the
- * prior written consent of Nokia Corporation.
- * ============================================================================
- */
-
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-
-#include "gstamrmux.h"
-
-#include <stdlib.h>
-#include <string.h>
-
-
-#ifdef __SYMBIAN32__
-#include <gst/gstinfo.h>
-#endif
-
-/* AMR nb header value */
-const char* amrnbmagicnumber = "#!AMR\n";
-
-static void gst_amrmux_base_init (gpointer g_class);
-static void gst_amrmux_class_init (GstAmrMuxClass * klass);
-static void gst_amrmux_init ( GstAmrMux * filter, GstAmrMuxClass *filter_klass);
-
-static GstFlowReturn gst_amrmux_chain (GstPad * pad, GstBuffer * buf);
-
-static void gst_amrmux_get_property (GObject * object, guint prop_id,
- GValue * value, GParamSpec * pspec);
-
-static void gst_amrmux_set_property (GObject *object, guint prop_id,
- const GValue *value, GParamSpec *pspec);
-
-static GstStateChangeReturn gst_amrmux_change_state (GstElement * element,
- GstStateChange transition);
-
-static void gst_amrmux_dispose(GObject * object);
-
-static GstElementClass *parent_class= NULL;
-
-static const GstElementDetails gst_amrmux_details =
-GST_ELEMENT_DETAILS ("AMR MUX Details",
- "Codec/Muxer/Audio",
- "Adaptive Multi-Rate Narrow-Band Muxer",
- "");
-
-static GstStaticPadTemplate sink_factory =
-GST_STATIC_PAD_TEMPLATE (
- "sink",
- GST_PAD_SINK,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS ("audio/amr")
-);
-
-static GstStaticPadTemplate source_factory =
-GST_STATIC_PAD_TEMPLATE (
- "src",
- GST_PAD_SRC,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS ("audio/amr")
-);
-
-enum {
- ARG_0,
- ARG_HEADER
-};
-
-
-GType
-gst_amrmux_get_type (void)
-{
- static GType gst_amrmux_type = 0;
-
- if (!gst_amrmux_type) {
- static const GTypeInfo amrmux_info = {
- sizeof (GstAmrMuxClass),
- gst_amrmux_base_init,
- NULL,
- (GClassInitFunc) gst_amrmux_class_init,
- NULL,
- NULL,
- sizeof (GstAmrMux),
- 0,
- (GInstanceInitFunc) gst_amrmux_init,
- };
-
- gst_amrmux_type =
- g_type_register_static (GST_TYPE_ELEMENT, "GstAmrMux",
- &amrmux_info, (GTypeFlags)0);
- }
- return gst_amrmux_type;
-}
-
-
-static void
-gst_amrmux_base_init (gpointer g_class)
-{
- GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
-
- gst_element_class_add_pad_template(element_class,
- gst_static_pad_template_get(&sink_factory));
-
- gst_element_class_add_pad_template(element_class,
- gst_static_pad_template_get(&source_factory));
-
- gst_element_class_set_details (element_class, &gst_amrmux_details);
-}
-
-static void
-gst_amrmux_class_init ( GstAmrMuxClass * klass )
-{
- GObjectClass *object_class;
- GstElementClass *gstelement_class;
-
- gstelement_class = (GstElementClass *) klass;
- object_class = (GObjectClass *) klass;
-
-
- object_class->set_property = gst_amrmux_set_property;
- object_class->get_property = gst_amrmux_get_property;
-
- gstelement_class->change_state = gst_amrmux_change_state;
-
- object_class->dispose = gst_amrmux_dispose;
-
- parent_class = g_type_class_peek_parent(klass);
-
- g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_HEADER,
- g_param_spec_boolean ("header", "header",
- "For writing AMR header", TRUE, (GParamFlags)G_PARAM_READWRITE));
-
-
- }
-
-static void gst_amrmux_dispose(GObject * object)
-{
- G_OBJECT_CLASS (parent_class)->dispose (object);
-}
-
-static void
-gst_amrmux_init( GstAmrMux * amrmux, GstAmrMuxClass *amrmux_klass)
-{
- GstElementClass *klass = GST_ELEMENT_CLASS (amrmux_klass);
-
- //By default we have to write header
- amrmux->writeheader= TRUE;
-
- //Add Sink pad to this element
-
- amrmux->sinkpad = gst_pad_new_from_template (
- gst_element_class_get_pad_template (klass, "sink"), "sink");
-
- gst_element_add_pad (GST_ELEMENT (amrmux), amrmux->sinkpad);
-
-
- //Add Src pad to this element
- amrmux->srcpad = gst_pad_new_from_template (
- gst_element_class_get_pad_template (klass, "src"), "src");
-
- gst_element_add_pad (GST_ELEMENT (amrmux), amrmux->srcpad);
-
- gst_pad_set_chain_function (amrmux->sinkpad, gst_amrmux_chain);
-
-}
-
-
-static void
-gst_amrmux_get_property (GObject * object,
- guint prop_id, GValue * value, GParamSpec * pspec)
-{
-
- GstAmrMux *amrmux = GST_AMRMUX( object );
-
- switch (prop_id) {
- case ARG_HEADER:
- g_value_set_boolean (value, amrmux->writeheader);
- break;
-
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-
-static void
-gst_amrmux_set_property (GObject * object,
- guint prop_id, const GValue * value, GParamSpec * pspec)
-{
-GstAmrMux *amrmux = GST_AMRMUX( object );
-
- switch (prop_id) {
- case ARG_HEADER:
- amrmux->writeheader = g_value_get_boolean (value);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-
-
-static GstFlowReturn
-gst_amrmux_chain (GstPad * pad, GstBuffer * buf)
-{
-
- gint8 *codecdata;
- guint8* amrdata;
- guint8* amrheaderstart;
-
- int codecdatasize = GST_BUFFER_SIZE(buf);
-
- int magicnumberlength = strlen( amrnbmagicnumber );
-
- GstAmrMux *amrmux = GST_AMRMUX (GST_PAD_PARENT (pad));
-
- if ( amrmux->writeheader )
- {
-
- buf = gst_buffer_make_writable( buf );
-
- //Allocate a buffer which will hold codec data + magic number
-
- amrdata = ( guint8* )g_malloc( GST_BUFFER_SIZE(buf) + magicnumberlength );
-
- //To save the starting address of amr data
-
- amrheaderstart = amrdata;
-
- //Copy magic number to newly allocated buffer
-
- memcpy( amrdata, amrnbmagicnumber, magicnumberlength);
-
- codecdata = (gint8*)GST_BUFFER_DATA (buf);
-
- //Move the pointer to the end of magic number
-
- amrdata += magicnumberlength;
-
- //Copy codec data to newly allocated buffer
-
- memcpy( amrdata , codecdata, codecdatasize );
-
- // free codec data from GstBuffer
-
- g_free( buf->malloc_data );
-
- //Copying the newly allocated buffer and size in GstBuffer
-
- buf->data = amrheaderstart;
-
- buf->malloc_data = amrheaderstart;
-
- buf->size+= magicnumberlength;
-
- //Do it only first time
-
- amrmux->writeheader = FALSE;
- }
-
- return gst_pad_push( amrmux->srcpad , buf );
-
-}
-
-static GstStateChangeReturn
-gst_amrmux_change_state (GstElement * element, GstStateChange transition)
-{
- GstStateChangeReturn ret;
- GstAmrMux *amrmux = GST_AMRMUX (element);
-
- ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
-
- if (G_UNLIKELY (ret == GST_STATE_CHANGE_FAILURE))
- return ret;
-
- switch (transition) {
- case GST_STATE_CHANGE_READY_TO_NULL:
- {
- amrmux->writeheader = TRUE;
- break;
- }
-
- default:
- break;
- }
-
- return ret;
-}
-
-static gboolean
-plugin_init (GstPlugin * plugin)
-{
-
- return gst_element_register (plugin, "amrmux", GST_RANK_PRIMARY,
- GST_TYPE_AMRMUX);
-}
-
-GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
- GST_VERSION_MINOR,
- "amrmux",
- "Add header to amr-nb encoded stream",
- plugin_init, VERSION, GST_LICENSE, GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)
-
-
-EXPORT_C GstPluginDesc* _GST_PLUGIN_DESC()
-{
- return &gst_plugin_desc;
-}
-